feat: add historical backtest engine and dashboard page

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- scrapers/history_collector.py: scrapes full time series from 8 LookIntoBitcoin
  charts + Fear & Greed API, stores to data/history.json (~5700 days back to 2010)
- backtesting/engine.py: scores each historical day using same thresholds as live
  scoring, computes 30d/90d/180d/1yr forward returns, bracket stats, signal events
- dashboard/server.py: adds /backtest page with dual-axis score vs price chart,
  bracket performance table, signal event list, current context box; adds backtest
  nav link and historical context box on main dashboard; 4 new API endpoints

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

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BizzleBot

2026-03-20 22:50:57 +00:00

co-authored by Claude Opus 4.6

parent e3c5aa9f32

commit 5b3b3811ec

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backtesting/__init__.py